FileShare - Secure File Sharing Application

A modular web-based file sharing application that allows users to upload and share files using AWS S3. The app supports secure uploads, time-limited sharing, and flexible pricing through Razorpay and Stripe.

Features

Core Features

• File Upload & Sharing
  • Support for any file type
  • Default max file size: 2GB
  • Files expire automatically after 4 hours
  • Shareable download link generated post-upload
  • Files stored on AWS S3 using pre-signed URLs

Extended Upload Options with Payments

• Upgrade to extend file size limits and validity
• Payment integration with Razorpay (INR) and Stripe (international payments)
• Modular pricing system with customizable tiers

Security & UX

• Secure, time-bound signed URLs for uploads and downloads
• Real-time upload progress tracking
• Expiration countdown for files
• Optional email input for sending download links

Tech Stack

• Frontend: React.js with styled-components
• Backend: Node.js with Express.js
• Storage: AWS S3
• Database: MongoDB
• Payment Gateways: Razorpay and Stripe

Prerequisites

• Node.js and npm
• MongoDB
• AWS account with S3 bucket
• Razorpay and/or Stripe account for payments

Environment Setup

1. Create a .env file in the server directory based on .env.example
2. Fill in your AWS credentials, S3 bucket details, and payment gateway keys

Required Environment Variables:

# Server Configuration
PORT=5000
NODE_ENV=development

# MongoDB Configuration
MONGODB_URI=mongodb://localhost:27017/fileSharingApp

# AWS Configuration
AWS_ACCESS_KEY_ID=your_aws_access_key_id
AWS_SECRET_ACCESS_KEY=your_aws_secret_access_key
AWS_REGION=your_aws_region
S3_BUCKET_NAME=your_s3_bucket_name

# Payment Gateway Configuration
RAZORPAY_KEY_ID=your_razorpay_key_id
RAZORPAY_KEY_SECRET=your_razorpay_key_secret
STRIPE_SECRET_KEY=your_stripe_secret_key
STRIPE_WEBHOOK_SECRET=your_stripe_webhook_secret

# File Configuration
DEFAULT_FILE_SIZE_LIMIT=2
DEFAULT_FILE_VALIDITY_HOURS=4

3. For the React client, create a .env file with:

REACT_APP_API_URL=http://localhost:5000/api
REACT_APP_STRIPE_PUBLIC_KEY=your_stripe_publishable_key

Installation & Setup

Manual Setup

Server

cd server
npm install
npm run seed  # Initialize pricing tiers in database
npm run dev   # Start development server

Client

cd client
npm install
npm start

Using Docker

The entire application can be run using Docker Compose:

# Make sure to create a .env file at the project root with all required variables
docker-compose up -d

This will start:

• MongoDB container
• Backend API server
• Frontend client with Nginx

Pricing Tiers

The application comes with pre-configured pricing tiers:

1. Free Tier

   • 2GB file size limit
   • 4-hour validity
   • Price: Free

2. Standard Tier

   • 5GB file size limit
   • 24-hour validity
   • Price: ₹40

3. Premium Tier

   • 10GB file size limit
   • 72-hour validity
   • Price: ₹80

Pricing tiers can be modified through the database or by updating the seed script.

API Endpoints

File API

• POST /api/files/getUploadUrl - Get pre-signed upload URL
• POST /api/files/confirmUpload/:fileId - Confirm upload completion
• GET /api/files/:fileId - Get file details
• PATCH /api/files/:fileId - Update file properties

Payment API

• GET /api/payments/pricing-tiers - Get available pricing tiers
• POST /api/payments/razorpay/init - Initialize Razorpay payment
• POST /api/payments/razorpay/verify - Verify Razorpay payment
• POST /api/payments/stripe/init - Initialize Stripe payment
• POST /api/payments/stripe/webhook - Handle Stripe webhooks
• GET /api/payments/:paymentId/status - Check payment status

Deployment

The application can be deployed to any cloud provider that supports Docker containers, such as:

• AWS ECS/EKS
• Google Cloud Run
• Azure Container Instances
• Digital Ocean App Platform

Adding New Pricing Tiers

To add new pricing tiers:

1. Modify the pricingTiers array in /server/scripts/seed.js
2. Run the seed script: npm run seed (or directly with node scripts/seed.js)

License

MIT